65455404543 has 6 divisors (see below), whose sum is σ = 94546695464. Its totient is φ = 43636936356.

The previous prime is 65455404527. The next prime is 65455404551. The reversal of 65455404543 is 34540455456.

65455404543 is a `hidden beast` number, since 6 + 54 + 5 + 54 + 0 + 4 + 543 = 666.

It is not a de Polignac number, because 65455404543 - 2⁴ = 65455404527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65455404563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3636411355 + ... + 3636411372.

Almost surely, 2^65455404543 is an apocalyptic number.

65455404543 is a deficient number, since it is larger than the sum of its proper divisors (29091290921).

65455404543 is a wasteful number, since it uses less digits than its factorization.

65455404543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7272822733 (or 7272822730 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 65455404543 its reverse (34540455456), we get a palindrome (99995859999).

The spelling of 65455404543 in words is "sixty-five billion, four hundred fifty-five million, four hundred four thousand, five hundred forty-three".